Java Code Examples for io.netty.channel.Channel#disconnect()

@Override
public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
	Channel channel = ctx.channel();
	log.debug("channelUnregistered={}", channel);

	/*
	 * else { InetSocketAddress address = (InetSocketAddress) channel.remoteAddress(); String addr =
	 * address.getHostName();
	 * 
	 * if (logger.isErrorEnabled()) { if (addr.equalsIgnoreCase("10.101.101.98") == false)
	 * logger.error("channelUnregistered=ctx.attr(LISTENER_ATTR_KEY) Not Found." ); } }
	 */

	if (requestListener != null) {
		requestListener.channelDisconnected(ctx);
	}
	channel.disconnect();
}
 

/**
 * Disconnect the channel. Why {@link Channel#disconnect()} and not {@link DisqueCommands#quit()}? The quit command produces
 * an {@code OK} result which is read by the channel. Sometimes the pipeline is not finished with reading but the disconnect
 * is already initiated and this raises an {@link java.io.IOException}.
 *
 * The {@link Channel} is retrieved by reflection because it is not exposed.
 *
 * @param redisChannelHandler the channel handler.
 */
private void disconnect(RedisChannelHandler<?, ?> redisChannelHandler) {

    RedisChannelHandler<?, ?> rch = redisChannelHandler;
    RedisChannelWriter<?, ?> channelWriter = rch.getChannelWriter();

    try {
        Field field = CommandHandler.class.getDeclaredField("channel");
        field.setAccessible(true);
        Channel o = (Channel) field.get(channelWriter);
        if (o != null && o.isOpen()) {
            o.disconnect();
        }
    } catch (Exception e) {
        throw new IllegalStateException("Cannot look up/retrieve the channel from the " + CommandHandler.class.getName());
    }
}
 

@Override
public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
	Channel channel = ctx.channel();
	log.debug("channelUnregistered={}", channel);

	/*
	 * else { InetSocketAddress address = (InetSocketAddress) channel.remoteAddress(); String addr =
	 * address.getHostName();
	 * 
	 * if (logger.isErrorEnabled()) { if (addr.equalsIgnoreCase("10.101.101.98") == false)
	 * logger.error("channelUnregistered=ctx.attr(LISTENER_ATTR_KEY) Not Found." ); } }
	 */

	if (requestListener != null) {
		requestListener.channelDisconnected(ctx);
	}
	channel.disconnect();
}
 

@Override
protected void channelRead0(final ChannelHandlerContext ctx, final TextWebSocketFrame msg) throws Exception {
    final Channel channel = ctx.channel();
    channel.disconnect();
    if (log.isDebugEnabled()) {
        log.debug("Sending websocket text frames is illegal, only binary frames are allowed for MQTT over websockets. " +
                "Disconnecting client with IP{}.", ChannelUtils.getChannelIP(channel));
    }
}
 

/**
 * 手动移除相应的 Channel
 *
 * @param channel 欲被手动移除的 Channel
 */
private void manualRemoveChannel(Channel channel) {
    if (channel.isActive()) {
        channel.disconnect();
    }
    removeChannelCompleted(channel);
}
 

/**
 * 服务器优雅关闭时，关闭所有的已激活 Channel
 */
public void removeAllChannel() {
    for (int i = 1; i < CHANNEL_ARRAY.length(); i++) {
        Channel channel = CHANNEL_ARRAY.get(i);
        if (channel != null && channel.isActive()) {
            channel.disconnect();
        }
    }
}
 

@Override
public void operationComplete(ChannelFuture future) {
    final Channel channel = future.channel();
    logger.debug("Client connection was closed to {}", channel.remoteAddress());
    channel.disconnect();
    scheduleReconnect();
}
 

@Override
public void disconnect(final OvsdbClient client) {
    if (client == null) {
        return;
    }
    Channel channel = CONNECTIONS.get(client);
    if (channel != null) {
        //It's an explicit disconnect from user, so no need to notify back
        //to user about the disconnect.
        client.setConnectionPublished(false);
        channel.disconnect();
    }
    CONNECTIONS.remove(client);
}